SQL Tutorial > SQL SUB QUERIES

SQL Correlated Subqueries Part 3

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A correlated subquery refers to a column of a table that is not in the FROM clause of the query. The column can appear in both the Projection and the WHERE clauses. Correlated subqueries, in general, degrade performance.

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ruhina qureshi
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Awesome Classes ,Both tutors explains the concept very nice

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Yadav Aakash
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very useful thank you learnvern

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Ashish
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The course is very good. I have stuck at a point that how you create multiple rows with a single insert in sales.customer table. I get only one customer data. this table is related to bikestore data.

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very useful thank you learnvern

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very usefull......thanks

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Very Good trainer

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chanchal singh
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you guys are doing nice job. thanks

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Not too much interactive

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Monesh Ram
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Well Explained in Every Chapters..

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GAJANAN DIGAMBAR MODE
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very easy to understand SQL its was dream to learn SQL. Thanx for Learnvern

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  3. SQL Correlated Subqueries Part 1
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  5. SQL Correlated Subqueries Part 3
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  6. SQL Correlated Subqueries Part 4
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  7. SQL Correlated Subqueries Part 5
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    11m 18s

  1. Course Summary
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  1. Interview Questions Part 1
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